The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 22, 2016
Filed:
Apr. 20, 2015
Hong Fu Jin Precision Industry (Wuhan) Co., Ltd., Wuhan, CN;
Hon Hai Precision Industry Co., Ltd., New Taipei, TW;
Yong-Zhao Huang, Wuhan, CN;
HONG FU JIN PRECISION INDUSTRY (WuHan) CO., LTD., Wuhan, CN;
HON HAI PRECISION INDUSTRY CO., LTD., New Taipei, TW;
Abstract
A power supply circuit includes first to third electronic switches, first to sixth resistors, and a first capacitor. The power supply circuit is coupled to a USB interface. A control terminal of the first electronic switch is utilized to receive a control signal. A first terminal of the first electronic switch is coupled to a standby power supply. The standby power supply is also coupled to ground through the first capacitor. The second electronic switch is coupled to the first electronic switch. The third electronic switch is coupled between the second electronic and the USB interface. The disclosure further provides an electronic device having the circuit.